Blocking And Unblocking Friends on Facebook 2018 Plus Video Tutorial: Are you sick and tired of some friends or you have settled your score with a friend and you want to get along. This guide is gonna help you on how to go about blocking and unblocking Facebook users.
Note: Blocking a friend will automatically unfriend the person. Unblocking on a friend does not automatically add the person to your friends list.

So, if you want to unblock a user and wants the person to appear on your friends list - you should send them a new friend request.

Attached below is a video explaining how to block and unblock a person.